diff --git a/app/src/protyle/wysiwyg/keydown.ts b/app/src/protyle/wysiwyg/keydown.ts
index efe6af7ee..786065348 100644
--- a/app/src/protyle/wysiwyg/keydown.ts
+++ b/app/src/protyle/wysiwyg/keydown.ts
@@ -623,6 +623,11 @@ export const keydown = (protyle: IProtyle, editorElement: HTMLElement) => {
             const tdElement = hasClosestByMatchTag(range.startContainer, "TD") || hasClosestByMatchTag(range.startContainer, "TH");
             const nodeEditableElement = (tdElement || getContenteditableElement(nodeElement) || nodeElement) as HTMLElement;
             const position = getSelectionOffset(nodeEditableElement, protyle.wysiwyg.element, range);
+            if (nodeElement.classList.contains("code-block") && position.end === nodeEditableElement.innerText.length) {
+                // 代码块换最后一个 /n 肉眼是无法区分是否在其后的，因此统一在之前
+                position.end -= 1;
+
+            }
             // 需使用 innerText 否则表格内 br 无法传唤为 /n
             if (event.key === "ArrowDown" && nodeEditableElement?.innerText.trimRight().substr(position.start).indexOf("\n") === -1 && (
                 (tdElement && !tdElement.parentElement.nextElementSibling && nodeElement.getAttribute("data-type") === "NodeTable" && !getNextBlock(nodeElement)) ||